Item 1:

https://backpack.tf/item/8664868996

Sale 1: Untrace

https://backpack.tf/profiles/76561198071357472#!/compare/1629676800/1629849600

https://backpack.tf/profiles/76561199106217370#!/compare/1629763200/1629849600

Sale 2: Untrace

https://backpack.tf/profiles/76561198071357472#!/compare/1629849600/1629936000

https://backpack.tf/profiles/76561198453530349#!/compare/1629849600/1629936000

Item 2:

https://backpack.tf/item/8164801497

Sale 3: Untrace

https://backpack.tf/profiles/76561198112485159#!/compare/1632268800/1632700800

https://backpack.tf/profiles/76561199125348079#!/compare/1632268800/1632355200

Sale 4: Untrace

https://backpack.tf/profiles/76561199125348079#!/compare/1632355200/1632441600

https://backpack.tf/profiles/76561199183541107#!/compare/1632355200/1632441600

Sale 5: Untrace

https://backpack.tf/profiles/76561199183541107#!/compare/1633046400/1633132800

https://backpack.tf/profiles/76561198390448212#!/compare/1633046400/1633132800

Sale 6: Untrace

https://backpack.tf/profiles/76561198390448212#!/compare/1633132800/1633219200

https://backpack.tf/profiles/76561198349986297#!/compare/1633132800/1633219200

Item 3:

https://backpack.tf/item/8160246467

Sale 7: Sold + 14 pure for a GE Sinner's shade (use there)

https://backpack.tf/profiles/76561198376885782#!/compare/1629763200/1629849600

https://backpack.tf/profiles/76561198144976976#!/compare/1629763200/1629849600

Sale 8: Untrace

https://backpack.tf/profiles/76561198392607727#!/compare/1631664000/1631836800

https://backpack.tf/profiles/76561198376885782#!/compare/1631750400/1631836800

Item 4:

https://backpack.tf/item/8155657866

Sale 9:

https://marketplace.tf/items/tf2/31069;5;u122

60/1.81 = 33.1 rounding to 33

Sale 10: Sold for a Circling Heart Thousand-Yard Stare + 3 keys (using there)

https://backpack.tf/profiles/76561198022806102#!/compare/1630540800/1630972800

https://backpack.tf/profiles/76561198376885782#!/compare/1630972800/1631059200

Sale 11: Sold for 29 keys + 50 Ref (rounding to 30)

https://backpack.tf/profiles/76561199111082769#!/compare/1632441600/1632528000

https://backpack.tf/profiles/76561198376885782#!/compare/1632441600/1632528000

Item 5:

https://backpack.tf/item/8155527780

Sale 12: Sold for 31 pure

https://backpack.tf/profiles/76561198060730062#!/compare/1632268800/1632441600

https://backpack.tf/profiles/76561198073909614#!/compare/1632268800/1632355200

Sales @ 33,31,30

Taking 30-33